Method for simulating spot varnish on a surprint proof
View Patent ↗A method of forming a glossy area on a pre-press proof is provided, wherein the method includes printing a spot varnish layer, wherein the presence of the spot varnish enhances the glossiness of the overprinted color layers of the image. The method provides a pre-press proof simulating a printed spot varnish.
1. A method for making a color proof having at least one selected image area with a spot-varnish finish, the method comprising:
imagewise applying a spot-varnish to a proof substrate in the selected image area, wherein said spot-varnish is transparent or the color of said proof substrate; and
imagewise applying colorant to the spot-varnished proof substrate to form the color proof,
whereby the at least one selected image area on the final color proof image has a higher gloss level than non-selected areas having no spot-varnish and wherein said spot-varnish is located between said proof substrate and said colorant in said final color proof, and
wherein imagewise applying colorant to the spot-varnished proof substrate comprises imagewise applying one or more colorants to an intermediate image-receiving substrate, and transferring the one or more imaged colorants from the intermediate substrate to the spot-varnished proof substrate.
2. The method of claim 1 , wherein the step of imagewise applying a colorant comprises imagewise exposing a colorant donor element with an infrared laser.
3. The method of claim 1 , wherein the spot-varnish provides a surface or interface that reflects light in a directionally diffuse manner.
4. The method of embodiment 1, wherein the step of imagewise applying the spot varnish comprises imagewise exposing a spot varnish donor element with an infrared laser.
5. The method of claim 1 , wherein the spot varnish comprises an opaque pigment, a metallic pigment, a monomeric material, an oligomeric material, a polymeric material, or a combination thereof.
6. A method of forming a color proof, compnsing:
analyzing an image to create data representative of each image color and each image glossy area;
transmitting the data to a proof printer;
imagewise printing each image color and a spot varnish corresponding to each glossy area to a receiving substrate with the proof printer to from a final proof image,
wherein said spot-varnish is transparent or the color of said receiving substrate, and wherein said spot-varnish is located between said receiving substrate and said colorant in said color proof, wherein the receiving substrate is an intermediate receiver, and each image color is applied to the intermediate receiver before the spot varnish is applied to the intermediate receiver and wherein the method further comprises transferring the imaged spot varnish and color from the intermediate receiver to a proof substrate to form the final color proof image.
7. The method of claim 1 , wherein said color proof is a digital color proof.
8. The method of claim 1 , wherein said color of said proof substrate is white.
9. The method of claim 1 , wherein said imagewise applying a spot-varnish to a proof substrate in the selected image area printing of the spot varnish layer is repeated two or more times.
10. The method of claim 6 , wherein the step of imagewise applying a colorant comprises imagewise exposing a colorant donor element with an infrared laser.
11. The method of claim 6 , wherein the spot-varnish provides a surface or interface that reflects light in a directionally diffuse manner.
12. The method of embodiment 6 , wherein the step of imagewise applying the spot varnish comprises imagewise exposing a spot varnish donor element with an infrared laser.
13. The method of claim 6 , wherein the spot varnish comprises an opaque pigment, a metallic pigment, a monomeric material, an oligomeric material, a polymeric material, or a combination thereof.
14. The method of claim 6 , wherein said color proof is a digital color proof.
15. The method of claim 6 , wherein said color of said proof substrate is white.
16. The method of claim 6 , wherein said imagewise applying a spot-varnish to a proof substrate in the selected image area printing of the spot varnish layer is repeated two or more times.
17. A method for making a color proof having at least one selected image area with a spot-varnish finish, the method comprising:
imagewise applying a spot-varnish to a proof substrate in the selected image area, wherein said spot-varnish is transparent or the color of said proof substrate; and
imagewise applying colorant to the spot-varnished proof substrate to form the color proof,
whereby the at least one selected image area on the final color proof image has a higher gloss level than non-selected areas having no spot-varnish and wherein said spot-varnish is located between said proof substrate and said colorant in said final color proof,
wherein imagewise applying spot-varnish to a proof substrate in the selected image area comprises imagewise applying the spot-varnish to an intermediate image-receiving substrate, and transferring the imaged spot varnish from the intermediate substrate to the proof substrate.
18. The method of claim 17 , wherein the step of imagewise applying a colorant comprises imagewise exposing a colorant donor element with an infrared laser.
19. The method of claim 17 , wherein the spot-varnish provides a surface or interface that reflects light in a directionally diffuse manner.
20. The method of embodiment 17 , wherein the step of imagewise applying the spot varnish comprises imagewise exposing a spot varnish donor element with an infrared laser.
21. The method of claim 17 , wherein the spot varnish comprises an opaque pigment, a metallic pigment, a monomeric material, an oligomeric material, a polymeric material, or a combination thereof.
22. The method of claim 17 , wherein said color proof is a digital color proof.
23. The method of claim 17 , wherein said color of said proof substrate is white.
24. The method of claim 17 , wherein said imagewise applying a spot-varnish to a proof substrate in the selected image area printing of the spot varnish layer is repeated two or more times.
25. A method for making a color proof having at least one selected image area with a spot-varnish finish, the method comprising:
imagewise applying a spot-varnish to a proof substrate in the selected image area, wherein said spot-varnish is transparent or the color of said proof substrate; and
imagewise applying colorant to the spot-varnished proof substrate to form the color proof,
whereby the at least one selected image area on the final color proof image has a higher gloss level than non-selected areas having no spot-varnish and wherein said spot-varnish is located between said proof substrate and said colorant in said final color proof, wherein the steps of imagewise applying spot-varnish to a proof substrate in the selected image area and imagewise applying colorant to the spot-varnished proof substrate to form the final color proof image comprise:
imagewise applying one or more colorants to an intermediate image-receiving substrate;
imagewise applying the spot-varnish to the colorant imaged intermediate image-receiving substrate;
superposing the imaged side of the image-receiving substrate with an image-receiving side of the proof substrate to form an assembly;
transferring the imagewise spot varnish and one or more colorants from the intermediate image-receiving substrate to the proof substrate such that the spot varnish is applied to the proof substrate before the one or more colorants, forming the final color proof image; and
separating the intermediate image-receiving substrate from the color proof.
26. The method of claim 25 , wherein the step of imagewise applying a colorant comprises imagewise exposing a colorant donor element with an infrared laser.
27. The method of claim 25 , wherein the spot-varnish provides a surface or interface that reflects light in a directionally diffuse manner.
28. The method of embodiment 25 , wherein the step of imagewise applying the spot varnish comprises imagewise exposing a spot varnish donor element with an infrared laser.
29. The method of claim 25 , wherein the spot varnish comprises an opaque pigment, a metallic pigment, a monomeric material, an oligomeric material, a polymeric material, or a combination thereof.
30. The method of claim 25 , wherein said color proof is a digital color proof.
31. The method of claim 25 , wherein said color of said proof substrate is white.
32. The method of claim 25 , wherein said imagewise applying a spot-varnish to a proof substrate in the selected image area printing of the spot varnish layer is repeated two or more times.
33. A method of forming a color proof, comprising:
analyzing an image to create data representative of each image color and each image glossy area;
transmitting the data to a proof printer; and
imagewise printing each image color and a spot varnish corresponding to each glossy area to a receiving substrate with the proof printer to form a final proof image,
wherein said spot-varnish is transparent or the color of said receiving substrate, and wherein said spot-varnish is located between said receiving substrate and said colorant in said color proof, wherein the receiving substrate is a proof substrate, and
wherein the spot varnish is applied to the proof substrate before each image color is applied to the proof substrate, wherein each image color is first applied to an intermediate receiver, and then transferred to the proof substrate having the spot varnish.
34. The method of claim 33 , wherein the step of imagewise applying a colorant comprises imagewise exposing a colorant donor element with an infrared laser.
35. The method of claim 33 , wherein the spot-varnish provides a surface or interface that reflects light in a directionally diffuse manner.
36. The method of embodiment 33 , wherein the step of imagewise applying the spot varnish comprises imagewise exposing a spot varnish donor element with an infrared laser.
37. The method of claim 33 , wherein the spot varnish comprises an opaque pigment, a metallic pigment, a monomeric material, an oligomeric material, a polymeric material, or a combination thereof.
38. The method of claim 33 , wherein said color proof is a digital color proof.
39. The method of claim 33 , wherein said color of said proof substrate is white.
40. The method of claim 33 , wherein said imagewise applying a spot-varnish to a proof substrate in the selected image area printing of the spot varnish layer is repeated two or more times.